July weather forecast
Alajuela, Costa Rica

July

Weather in July

July in Alajuela, Costa Rica, continues the trend of rain-soaked months. A reduction in both temperature extremes paints a cooler picture for this month. However, the frequency of rainfall takes a slight rise to 29.3 days, with a cumulative rainfall amount reducing to around 291mm (11.46"). Despite the cloudy atmosphere, a slight increase in the average number of sunshine hours is observed. A constant UV index and a slight increase in wind speed mark other noteworthy weather features for July.

Temperature

The dawn of July registers an average high temperature of a still warm 24.8°C (76.6°F), nearly the same as the a moderately hot 24.8°C (76.6°F) observed in June. Throughout the month of July, Alajuela observes an average nighttime temperature of 17.3°C (63.1°F).

Humidity

In Alajuela, the average relative humidity in July is 87%.

Rainfall

In Alajuela, in July, during 29.3 rainfall days, 291mm (11.46") of precipitation is typically accumulated. Throughout the year, in Alajuela, there are 289.5 rainfall days, and 2506mm (98.66") of precipitation is accumulated.

Daylight

In Alajuela, the average length of the day in July is 12h and 40min.
On the first day of July, sunrise is at 05:20 and sunset at 18:03. On the last day of the month, sunrise is at 05:26 and sunset at 18:01 CST.

Sunshine

In July, the average sunshine is 7.8h.

UV index

The months with the lowest UV index are January, February, May through December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: A daily maximum UV index of 5 in July translates into the following instructions:
Preventative actions are necessary - Recommendations to ward off sunburn are given. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.

Frequently asked questions

What are the temperatures in July?
July temperatures vary between a high-temperature of 24.8°C (76.6°F) and a low-temperature of 17.3°C (63.1°F). In April, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, is appraised at 31°C (87.8°F).
What is the average humidity in July?
The average relative humidity in July is 87%.
How many days does it rain in July?
In Alajuela, Costa Rica, in July, during 29.3 rainfall days, 291mm (11.46") of precipitation is typically accumulated.
What is the average length of the day in July?
In Alajuela, the average day length in July is 12h and 40min.
When are sunrise and sunset in July?
In July, on the first day of the month, sunrise is at 05:20 and sunset at 18:03. On the last day of the month, sunrise is at 05:26 and sunset at 18:01 CST.
How many hours of sunshine does Alajuela have in July?
The average sunshine duration in July is 7.8h.
When is the lowest UV index?
The months with the lowest UV index are January, February, May through December, with an average maximum UV index of 5.
What is the UV index intensity in July?
The average daily maximum UV index in July is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in July - Alajuela, Costa Rica
Average temperature in July
Alajuela, Costa Rica
  • Average high temperature in July: 24.8°C

The warmest month (with the highest average high temperature) is April (28°C).
The month with the lowest average high temperature is October (23.8°C).

  • Average low temperature in July: 17.3°C

The month with the highest average low temperature is May (18.3°C).
The coldest month (with the lowest average low temperature) is January (15.2°C).

Average pressure in July - Alajuela, Costa Rica
Average pressure in July
Alajuela, Costa Rica
  • Average pressure in July: 1011.4mbar

The month with the highest atmospheric pressure is January (1012.2mbar).
The month with the lowest atmospheric pressure is October (1010.8mbar).

Average wind speed in July - Alajuela, Costa Rica
Average wind speed in July
Alajuela, Costa Rica
  • Average wind speed in July: 6.4km/h

The windiest month (with the highest average wind speed) is February (10.9km/h).
The calmest month (with the lowest average wind speed) is September (3.9km/h).

Average humidity in July - Alajuela, Costa Rica
Average humidity in July
Alajuela, Costa Rica
  • Average humidity in July: 87%

The month with the highest relative humidity is October (90%).
The month with the lowest relative humidity is March (71%).

Average rainfall in July - Alajuela, Costa Rica
Average rainfall in July
Alajuela, Costa Rica
  • Average rainfall in July: 291mm

The wettest month (with the highest rainfall) is October (421mm).
The driest month (with the least rainfall) is February (25mm).

Average rainfall days in July - Alajuela, Costa Rica
Average rainfall days in July
Alajuela, Costa Rica
  • Average rainfall days in July: 29.3 days

The month with the highest number of rainy days is October (30.5 days).
The month with the least rainy days is February (12.3 days).

Average daylight in July / Average sunshine in July - Alajuela, Costa Rica
Average daylight in July /
Average sunshine in July
Alajuela, Costa Rica
  • Average daylight in July: 12h and 4min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 30min).

  • Average sunshine in July: 7h and 5min

The month with the most sunshine is February (Average sunshine: 9h and 24min).
The month with the least sunshine is October (Average sunshine: 6h and 12min).

Average sunshine days in July - Alajuela, Costa Rica
Average sunshine days in July
Alajuela, Costa Rica
  • Average sunshine days in July: 0.8 days

The month with the most sunshine days is February (11.9 days).
The month with the least sunshine days is September (0.4 days).

Average UV index in July - Alajuela, Costa Rica
Average UV index in July
Alajuela, Costa Rica
  • Average UV index in July: 5

The months with the highest UV index are March and April (UV index 6).
The months with the lowest UV index are January, February, May, June, July, August, September, October, November and December (UV index 5).

Average cloud cover in July - Alajuela, Costa Rica
Average cloud cover in July
Alajuela, Costa Rica
  • Average cloud cover in July: 56

The month with the most cloud cover is October (Cloud cover 62).
The month with the least cloud cover is February (Cloud cover 23).

Average visibility in July - Alajuela, Costa Rica
Average visibility in July
Alajuela, Costa Rica
  • Average visibility in July: 7km

The months with the highest visibility are January, February, March and April (9km).
The months with the lowest visibility are September and October (6km).

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